A New York Times investigation revealed that 10 U.S. states have either identified or are investigating unusual hepatitis cases in otherwise healthy children: Georgia, Alabama, Illinois, Wisconsin, North Carolina, Delaware, Minnesota, California, New York and Louisiana.

A microscopic image of the Hepatitis A virus, taken by the U.S. Centers for Disease Control and Prevention. Florida had a reported 1,009 hepatitis A cases in 2020, a major decrease from 2019, but significantly more than in most years, according to information posted on the state Department of Health website. Florida totaled 3,405 hepatitis A cases in 2019, when Surgeon General Scott Rivkees declared a public health emergency. Florida had 123 cases in 2015, 122 cases in 2016, 276 cases in 2017 and 548 cases in 2018, according to the Department of Health. Hepatitis A can cause liver damage and is spread through such things as fecal matter, sexual contact and intravenous drug use.